%0 Journal Article %J Chemistry of Materials %D 2013 %T Hollow and Solid Metallic Nanoparticles in Sensing and in Nanocatalysis %A Mahmoud, Mahmoud A. %A O’Neil, Daniel %A El-Sayed, Mostafa A. %B Chemistry of Materials %V 26 %P 44-58 %@ 0897-4756 %G eng %! Chem Mater